falling as concern mounts that washington will fail to get a budget deal. the dow jones industrial average lost 158 points today, to close at 12,938. the nasdaq fell 25 points to close at 2,960. for the week, both the dow and the nasdaq fell 2%. sectarian tensions flared across iraq today as tens of thousands of sunnis staged mass protests against the shi-ite-led government. there were rallies in fallujah and ramadi, where protests already had erupted earlier this week. today, mosul, tikrit and samarra had demonstrations as well. protesters took to the streets waving flags and signs. they chanted slogans demanding fair treatment from the baghdad regime, and the release of sunni prisoners. shi-ite prime minister nouri al-maliki said the demonstrations were not acceptable. the government of china imposed tighter controls on internet usage today. now, china's 50million web users will he to provideheir real names when they register for internet service. and providers must delete any web content deemed illegal, and report it to authorities. leading writers and bloggers insisted it's a new way